WALIULLAH, S. Minimizers and symmetric minimizers for problems with critical Sobolev exponent. Topological Methods in Nonlinear Analysis, [S. l.], v. 34, n. 2, p. 291–326, 2009. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2009.044. Acesso em: 26 apr. 2024.